Patents for F24H 9 - Details (27,146) |
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10/16/1997 | DE19613989A1 Elektrisches Heizgerät An electric heater |
10/15/1997 | EP0697084B1 Electric storage heater |
10/15/1997 | CN2264880Y Backward regulating valve for gas water heater |
10/15/1997 | CN2264879Y Duct thermostat for water heater |
10/15/1997 | CN2264878Y Combustion system for boiler |
10/15/1997 | CN2264877Y Electromagnetic valve of gas water heater and front-mounted controller thereof |
10/14/1997 | CA2126799C Heat-insulating structure for combustion equipment |
10/11/1997 | CA2173808A1 Heated makeup air system for a commercial kitchen |
10/09/1997 | DE19636143C1 Injection-moulded plastics inner vessel for water-heater |
10/09/1997 | DE19613579A1 Electrical water heater with continuous flow |
10/08/1997 | EP0799940A1 Electrical freeze protection device |
10/08/1997 | EP0799592A1 Continuous flow heater for a water cooking appliance |
10/07/1997 | CA2099227C Standing pilot furnace with vented vestibule |
10/01/1997 | CN2263772Y Wiring mechanism for magnetic valve of gas water heater |
10/01/1997 | CN2263771Y Electric water heater capable of displaying water level when interruption of power supply |
10/01/1997 | CN2263762Y Close warner for gas leakage |
09/30/1997 | US5671771 Hot water system |
09/25/1997 | DE19611402A1 Dishwasher etc. |
09/24/1997 | EP0797058A1 Heat exchanging plate |
09/24/1997 | EP0797057A2 A valve assembly with integral pump for a plant providing both heating and sanitary hot water |
09/24/1997 | EP0797055A1 Method of manufacturing a water heater and corresponding water heater |
09/24/1997 | EP0796412A1 Gas burner for heaters,especially water heaters |
09/24/1997 | CN2263319Y Water temp. remote-controller of gas water heater |
09/24/1997 | CN2263318Y High-power PTC heater for electric tea boiler |
09/24/1997 | CN1160162A 燃烧装置 Combustion device |
09/24/1997 | CN1160161A Storage tank water heater tempering system |
09/23/1997 | US5671113 Protection circuit for use with a heated water device |
09/17/1997 | EP0795109A1 Water heater |
09/17/1997 | EP0737295B1 Device for connecting radiators |
09/17/1997 | CN2262692Y Weighing electric heater |
09/17/1997 | CN2262691Y Electric water heater with water temp regulator |
09/17/1997 | CN2262690Y Safety smoke exhaust hood for gas shower apparatus |
09/17/1997 | CN1159552A Double-valve type steam generator for gas water-heater |
09/16/1997 | US5666889 Apparatus and method for furnace combustion control |
09/10/1997 | EP0794394A2 Connector assembley for radiators |
09/10/1997 | EP0794393A1 Cast, light-metal, polygonal heat exchanger having a spiral-shaped water duct |
09/10/1997 | EP0794392A1 Cast, light-metal, substantially cylindrical heat exchanger |
09/10/1997 | CN2262221Y Controller for water valve automatic control exhaust fan of water heater |
09/10/1997 | CN2262220Y Gas burning water heater capable of remote controlling water temperature |
09/10/1997 | CN2262219Y Leak-proof multipurpose oil combustion gas burning pressure-free boiler |
09/10/1997 | CN1158969A Internal-combustion gas-burning heating boiler |
09/10/1997 | CN1158955A Combustion installation |
09/04/1997 | DE19607694A1 Connecting block for forward and back flow |
09/03/1997 | EP0793064A2 Heater and method for controlling a heater |
08/27/1997 | EP0791792A1 Wall-mounted boiler |
08/27/1997 | EP0791773A1 Pipe connection of two metallic pipe ends |
08/27/1997 | CN2260992Y Self-control phasing-to-zero direct heating type water heater |
08/21/1997 | CA2245930A1 Heating system disabler |
08/20/1997 | CN2260281Y Device for indicating quantity of electricity in cells for gas combustion water heater |
08/20/1997 | CN2260280Y Air ventilating hood for gas combustion water heater |
08/20/1997 | CN2260279Y High efficiency energy saving domestic hot water boiler |
08/20/1997 | CN1157398A Safety monitoring method and device for gas water heater |
08/20/1997 | CN1157397A Flameless burner for water-flowing gas water heater |
08/19/1997 | US5659657 Pivotally mounted radiant heating apparatus with adjustable heaters |
08/19/1997 | CA2113132C Electric water heater with improved insulation structure |
08/13/1997 | EP0789203A1 Gas condensing bioler |
08/12/1997 | US5655299 Method of fabricating a tank and method of fabricating a tank connector therefor |
08/07/1997 | DE19603398A1 Plug-in pipe fitting with sealing O=rings |
08/06/1997 | EP0787956A2 Radiator, especially of the towel dryer type, for central heating installations |
08/06/1997 | EP0787418A1 Cartridge heater system |
07/31/1997 | DE19602364A1 Regulable shut=off valve for building heating and cooling system |
07/31/1997 | DE19548619A1 Connection fitting for heater, especially panel radiator |
07/30/1997 | EP0712565A4 Control unit for controlling the temperature of a domestic water supply |
07/30/1997 | CN2258600Y Water-gas interstage valve for gas water-heater |
07/23/1997 | CN1155060A Temp.-controlled split electric-heating shower device |
07/23/1997 | CN1155059A Energy-saving dust-free boiler-mounting method |
07/23/1997 | CN1155058A Electric-heating water-boiling device with safety device |
07/22/1997 | US5649529 Low NOx combustion system for fuel-fired heating appliances |
07/17/1997 | WO1997025572A1 Instantaneous fluid heating device and process |
07/17/1997 | DE19601012A1 Method to raise exhaust temperature on gas or oil fired water heater |
07/16/1997 | EP0784192A1 Heating appliance |
07/16/1997 | CN2257910Y Mouth organ type fire grate of gas hot water heater |
07/16/1997 | CN2257909Y Sectional household gas fast hot water heater |
07/09/1997 | CN2257597Y Remote temp. regulating stand for gas water heater |
07/09/1997 | CN2257596Y Built-in forced air exhaust device for water heater |
07/09/1997 | CN2257595Y Forced air exhaust device for water heater |
07/09/1997 | CA2160593A1 Tank leak-flood protection |
07/08/1997 | US5645103 Water heater stand with overflow catch basin |
07/03/1997 | WO1997024014A1 Flow-through tankless water heater with flow switch and heater control system |
07/02/1997 | EP0781968A1 Procedure for distributing sanitary hot water from a gas fired boiler, using a storage vessel and plant for carrying out the process |
07/02/1997 | EP0781965A1 Domestic hot water producing system with a gas heater and method for controlling the temperature of the domestic hot water in such a system |
06/26/1997 | DE19547705A1 Electric water heater |
06/25/1997 | EP0780632A2 Gas power burner and method for preventing the formation of condensation drops |
06/25/1997 | CN2256996Y Exhaust hood for gas water-heater |
06/19/1997 | DE19623819A1 Device for preventing breakage of water pipes in boiler through freezing |
06/19/1997 | DE19623807A1 Water tube plate for boiler |
06/19/1997 | DE19547054A1 Layer-buffer hot water accumulator with short-circuit chambers |
06/18/1997 | CN2256517Y Full automatic electric heating shower device |
06/18/1997 | CN1151970A Control structure of water purifier |
06/12/1997 | DE19545719A1 Inlet controlled water heater regulating method |
06/10/1997 | US5636598 Induced draft combustion water heater |
06/08/1997 | CA2192266A1 Baseboard heater and method of manufacturing the same |
06/05/1997 | WO1997014003A3 Fluid heater with improved heating elements controller |
06/05/1997 | DE19648977A1 Storage heater operating method with controllable input means |
06/04/1997 | EP0777093A1 Method for the manufacture of fittings for radiators |
06/04/1997 | CN2255591Y Over-heat safety protector for gas water heater |
06/04/1997 | CN2255590Y Differential-disk valve device for gas water heater |
06/04/1997 | CN2255589Y Device for preventing non-full-combustion of gas water heater |
06/04/1997 | CN2255588Y Gas water-heater housing with air-guiding hole and air-permeating hole |
06/04/1997 | CN1151205A An adaptator for a water heater thermostat |